Ch 26 Astronomy
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True or False: ground based telescopes do not experience interference from Earth’s
atmosphere
Answer
Answer
Instrument that detects invisible radio waves from objects in space
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radiotelescope
Instrument that uses a set of lenses to gather and focus light
Answer
Refracting telescope
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A constellation’s change in position over several
HOURS is caused by _____
Answer
Earth’s rotation
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Telescope used by Galileo to see craters on the moon
for the first time
Answer
Refracting telescope
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All frequencies or wavelengths of electromagnetic radiation are called ______
Answer
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The electromagnetic spectrum
Name a color that has a visible wavelength
Answer
ROYGBV
(red, orange, yellow, green, blue, violet)
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Which instrument was electromagnetic
radiation discovered with?
Answer
A thermometer
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Which rays are the strongest and shortest
waves?
Answer
True or False: Infrared has a visible wavelength
Answer
Daily Double!!!
During which season does the Northern
Hemisphere have the most sunlight?
Answer
Summer solstice
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Answer
What season is the autumnal equinox?
The beginning of spring is marked by which equinox?
Answer
The Northern Hemisphere has the fewest daylight hours during the ____.
Answer
Winter Solstice
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Daily Double!!
In the orbit of a planet, the point where it is closest to the sun is
known as what?Answer
Answer
Event in which the universe was said to have begun
Big Bang Theory
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An astronomical unit is about how many million
kilometers?
Answer
150 million km
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What is a large collection of stars,
dust and gas bound together by gravity?
Answer
This is equal to the average distance
between the Earth and the Sun
Answer
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An AU (astronomical unit)
Answer
When the orbit of a planet is furthest from the Sun
Bonus!! Double Points!
In what year did man land on the moon?
Answer
True or False: The Coriolis Effect is evidence that the
Earth spins on its axis
Answer
True or False: Telescopes are sent to space because
they experience interference from the Earth’s atmosphere
Answer
True or False: A constellations changing
position in the sky over a period of several
weeks/months is proof Earth revolves around the sun
Answer
Unit that equals 9.46 x 1012 km
Answer